A vim tutorial

http://stevelosh.com/blog/2010/09/coming-home-to-vim/

http://stackoverflow.com/questions/1218390/what-is-your-most-productive-shortcut-with-vim/1220118#1220118

http://benmccormick.org/learning-vim-in-2014/

vim recipes

http://www.viemu.com/a-why-vi-vim.html